What is the meaning of microbial enzymes in cheese?

Answer 1

Enzymes in cheese are traditionally Rennet. Rennet is made from the stomach lining of cows. If the label says microbial enzymes, the are specifying that the enzyme did NOT come from an animal. Vegetarians look for this when buying cheese.

Answer 2

The enzyme is called rennet. It seperates the curds ( solid bits containing proteins and calcium) and whey (a liquid).

Answer 3

rennet: curdled milk from the stomach of an unweaned calf, containing rennin.